
383-500-345 Comparison
| photo | price | summary | rating |
|---|---|---|---|
![]() | $69.00 | Condition is New – Open box, Weil McLain 383-500-345 16 3/4" Replacement Plug Kit 12mm for Boilers New OEM , shipping cost = $6.00 | 76.9% |
![]() | $75.00 | Condition is New – Open box, Weil McLain 383-500-345 16 3/4" Replacement Plug Kit 12mm for Boilers 155 230, FREE SHIPPING | 99.9% |

The Weil-McLain 383-500-345 16 3/4 plug kit is an essential accessory for maintaining and servicing Weil-McLain boilers. This plug kit is specifically designed for Weil-McLain boilers with a 16 3/4 inch (42.5 cm) diameter, making it an ideal choice for many residential and commercial applications.
The kit includes a total of five 12mm (0.472 inch) plugs, which are used to access various points on the boiler for maintenance and troubleshooting purposes. These plugs are made of high-quality materials that ensure a secure fit and reliable sealing, preventing any leaks or water loss. The plugs are also designed to be easy to install, with a simple push-in design that requires no special tools or expertise.
One of the key features of this plug kit is its compatibility with Weil-McLain boilers. The plugs are specifically engineered to fit the unique design and dimensions of these boilers, ensuring a precise fit and optimal performance. The kit also includes instructions and guidelines for installation and use, making it easy for homeowners and professionals to perform routine maintenance tasks with confidence.
In addition to its functionality and ease of use, the Weil-McLain 383-500-345 16 3/4 plug kit is also built to last. The plugs are made from durable materials that can withstand the rigors of regular use and exposure to harsh conditions, such as high temperatures and corrosive environments. This means that the plugs can provide reliable service for many years, even in demanding applications.
Overall, the Weil-McLain 383-500-345 16 3/4 plug kit is an essential tool for anyone who owns or maintains a Weil-McLain boiler. It provides easy access to critical components and systems, enabling routine maintenance tasks to be performed quickly and effectively. With its high-quality materials, reliable design, and easy installation process, this plug kit is an indispensable addition to any boiler service kit.
Weil-McLain 383-500-345 Plug Kit: A Detailed Analysis
The Weil-McLain 383-500-345 16 3/4 plug kit, model number 12mm, is a replacement component designed for specific Weil-McLain boilers. This kit includes various plugs and gaskets necessary for maintaining the optimal performance of the boiler. In this analysis, we will discuss the key features, advantages, and disadvantages of this plug kit.
Features:1. Designed for Weil-McLain boilers
2. Includes various plugs and gaskets
3. 12mm size
Advantages:1. Ensures proper sealing and prevents leaks
2. Improves the overall efficiency and performance of the boiler
3. Saves time and money compared to individual replacement
Disadvantages:1. May not be compatible with boilers from other manufacturers
2. Limited to 12mm size, which might not fit all applications
Conclusion:The Weil-McLain 383-500-345 16 3/4 plug kit, 12mm is an essential component for maintaining the performance and efficiency of compatible Weil-McLain boilers. By providing a complete set of plugs and gaskets, this kit offers convenience and cost savings compared to purchasing individual replacements. However, it is important to note that it is designed specifically for Weil-McLain boilers and is limited to 12mm size.
Recommendation:If you own a Weil-McLain boiler and require plug and gasket replacements, the Weil-McLain 383-500-345 16 3/4 plug kit, 12mm is an excellent choice. It ensures a proper seal, improves boiler performance, and offers cost savings. However, if your boiler is from a different manufacturer or requires a different plug size, it is essential to search for a compatible alternative.
Details:
Fast shipping satisfaction guaranteed 0pen to offers.
specifications maxohvac:
- brand: Weil Mclain
- mpn: 383-500-345
- part type: Plug Kit
general maxohvac:
- category: Business & Industrial > Hvac Refrigeration
offer maxohvac:
- best offers: true
- options: ship-to-home
- sold #: 15
- started: december 22, 2025
- in stock #: 2
- prices: $69.00–$75.00
- item condition: New – Open box
- availability: in stock
shipping maxohvac:
- carrier: usps
- type: fixed
- class: standard
- transit: 5-12 days
- service: usps ground advantage
returns maxohvac:
- paid by: buyer
- policy: returns accepted
- time: 30 days
- method: money back
payments maxohvac:
- credit card: discover
- wallet: apple-pay
- other
seller maxohvac:
- # reviews: 210
- rating: 98.5%
- city: billings, montana
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